:root{color:#132238;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:radial-gradient(circle at top,#b4cae073,#0000 35%),linear-gradient(#edf3f8 0%,#f7fafc 100%);font-family:Segoe UI,Noto Sans KR,sans-serif;font-weight:400;line-height:1.5}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,input{font:inherit}#root{min-height:100vh}.app-shell{place-items:center;min-height:100vh;padding:48px 24px;display:grid}.login-panel{background:#ffffffe6;border:1px solid #546f8a2e;border-radius:28px;width:min(100%,560px);padding:40px;box-shadow:0 32px 80px #20374f1f}.panel-heading h1{margin:0;font-size:clamp(2rem,3vw,2.8rem);line-height:1.05}.panel-heading p{color:#516b86;margin:12px 0 0}.login-form{gap:16px;margin-top:28px;display:grid}.field{gap:8px;display:grid}.field span{color:#1c3954;font-size:.96rem;font-weight:700}.text-input{color:#132238;background:#fdfefe;border:1px solid #607b953d;border-radius:18px;width:100%;padding:16px 18px;transition:border-color .16s,box-shadow .16s,transform .16s}.text-input:focus{border-color:#2f5f8f;outline:none;transform:translateY(-1px);box-shadow:0 0 0 4px #5d89b524}.input-hint{color:#5c748d;min-height:24px;margin:0;font-size:.95rem}.primary-button{color:#f8fbff;letter-spacing:.01em;cursor:pointer;background:linear-gradient(#214e77 0%,#15395b 100%);border:0;border-radius:18px;justify-content:center;align-items:center;min-height:54px;padding:0 20px;font-weight:700;transition:transform .16s,box-shadow .16s,opacity .16s;display:inline-flex;box-shadow:0 20px 40px #16395c3d}.secondary-button{color:#15395b;cursor:pointer;background:#edf3f8e0;border:1px solid #214e772e;border-radius:18px;justify-content:center;align-items:center;width:100%;min-height:54px;padding:0 20px;font-weight:700;transition:transform .16s,border-color .16s,background-color .16s;display:inline-flex}.secondary-button:hover{background:#e5eff6fa;border-color:#214e774d;transform:translateY(-1px)}.primary-button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 24px 44px #16395c4d}.primary-button:disabled{cursor:not-allowed;opacity:.54;box-shadow:none}.status-card,.success-panel{border:1px solid #607b952e;border-radius:22px;margin-top:24px;padding:20px 22px}.relay-options{border-top:1px solid #607b952e;margin-top:24px;padding-top:20px}.relay-options-label{color:#516b86;margin:0 0 12px;font-size:.92rem;font-weight:700}.relay-options-list{gap:12px;display:grid}.relay-form{margin:0}.status-card{background:#f6f9fb}.status-card strong{color:#18334d;margin-bottom:8px;display:block}.status-card p,.success-panel p{color:#5a738d;margin:0}.status-card span{display:block}.success-panel{background:linear-gradient(#f3f8f5 0%,#edf5ef 100%);border-color:#42835c2e}.success-label{color:#38694a;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px;font-size:.78rem;font-weight:800}.success-panel h3{color:#12301f;margin:0 0 8px;font-size:1.4rem}@media (width<=640px){.app-shell{padding:24px 16px}.login-panel{border-radius:24px;padding:28px 22px}}